A Mixture of Life Forms

A Mixture of Life Forms - A Mixture of Life Forms The...

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Unformatted text preview: A Mixture of Life Forms The Kingdom Protista (Protoctista) is a hodgepodge of organisms with little relationship to one another. Most members of this kingdom have features of one or more of the other kingdoms, but not enough to place them legitimately into any one of these as currently defined. Cladists (those who classify organisms based on cladistics) suggest rearranging the tree of life to accommodate the protista and redefining its branches based on gene sequencing and other new data. Three new kingdomseach equal in rank to the present animals, fungi, and plantswould be added and the plant and animal kingdoms expanded to include the rest of the protista. The proposal is still in the pro versus con heated debate stage. This could be simply another esoteric controversy among biologists if not for the fact that the organisms under discussion are some of the most important in the world. if not for the fact that the organisms under discussion are some of the most important in the world....
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